HP Deskjet 3840 series printer User's Guide 1 HP Deskjet 3840 series printer To find an answer to a question, select one of the following topics: • Notices • Special features • Getting started • Connecting to the printer • Printing photos • Printing other documents • Printing tips • Printer software • Maintenance • Troubleshooting • Specifications • Supplies 1
HP Deskjet 3840 series printer User's Guide 2 Notices • Notices and acknowledgements • Terms and conventions 2.1 Notices and acknowledgements Hewlett-Packard company notices Reproduction, adaptation, or translation without prior written permission is prohibited, except as allowed under the copyright laws. The information contained herein is subject to change without notice.
HP Deskjet 3840 series printer User's Guide Caution: Do not touch the print cartridge ink nozzles or copper contacts. Touching these parts will result in clogs, ink failure, and bad electrical connections. A Warning indicates possible harm to you or to others. For example: Warning: Keep both new and used print cartridges out of the reach of children. A Note indicates that additional information is provided. For example: Note: For great results use HP products.
HP Deskjet 3840 series printer User's Guide 3 Special features Congratulations! You have purchased an HP Deskjet printer that is equipped with several exciting features: • Brilliant photo-quality printing: Great printing performance with the black and tri-color print cartridges installed. • Six-ink upgradeable printing: Enhance photo printing with a photo print cartridge (purchased separately).
HP Deskjet 3840 series printer User's Guide 4 Getting started For an overview of the printer features, see the printer features page. Click the appropriate topic for a description of a printer feature: • Buttons and light • Paper trays • Print cartridges • Ink-backup mode 4.1 Printer features The HP printer has several features to make printing easier and more efficient. 1. Buttons and light 2.
HP Deskjet 3840 series printer User's Guide 1. Print cartridges 2. Ink-backup mode 1. USB port 4.2 Buttons and light Use the printer buttons to turn the printer on and off and to cancel a print job.
HP Deskjet 3840 series printer User's Guide 1. Power button and light 2. Print Cancel button Power button and light The Power button turns the printer on and off. After you press the Power button, a few seconds might elapse before the printer turns on. The light on the Power button gives you visual cues about the status of the printer. When the Power light is on and not flashing, the printer is either printing or ready to print.
HP Deskjet 3840 series printer User's Guide 2. Lower the In tray 3. Lower the Out tray 4. Pull out the Out-tray extension, and then unfold the Out-tray extension stop.
HP Deskjet 3840 series printer User's Guide 5. Lower the printer cover and turn on the printer. In tray The In tray holds paper and other media to be printed. 1. In tray Print on different sizes of media by sliding the paper guide to the right or to the left.
HP Deskjet 3840 series printer User's Guide 1. Press and slide the paper guide Out tray Printed pages are deposited in the Out tray. 1. Out tray Raise the printer cover and the Out tray to load paper. Lower the printer cover and the Out tray before printing. To prevent paper from falling out of the tray, pull out the Out-tray extension, and then unfold the Out-tray extension stop. 1.
HP Deskjet 3840 series printer User's Guide Folding the paper trays Follow these steps to refold the paper trays: 1. Remove the paper or other media from the paper trays, and then turn off the printer. 2. Raise the printer cover. 3. Fold the Out-tray extension stop, and then push the Out-tray extension into the Out tray. 4. Raise the Out tray.
HP Deskjet 3840 series printer User's Guide 5. Raise the In tray. 6. Reach underneath the In tray, and then lift the tray until it locks into place. 7. Lower the printer cover. 4.4 Print cartridges Three print cartridges are available for use with the printer. 1. Tri-color print cartridge 2. Black print cartridge 3.
HP Deskjet 3840 series printer User's Guide Using print cartridges Everyday printing Use the black and tri-color print cartridges for everyday print jobs. Quality color photos For more vibrant colors when printing color photographs or other special documents, remove the black print cartridge and use a photo print cartridge in combination with the tri-color print cartridge. Replacing print cartridges When buying print cartridges, look for the print cartridge selection number.
HP Deskjet 3840 series printer User's Guide 4.5 Ink-backup mode In the ink-backup mode, the printer operates by using only one print cartridge. The ink-backup mode is initiated when a print cartridge is removed from the print cartridge cradle. For instructions about removing a print cartridge, see the print cartridge installation page. Ink-backup mode output Printing in ink-backup mode slows the printer and affects the quality of printouts.
HP Deskjet 3840 series printer User's Guide 5 Connecting to the printer • USB 5.1 USB The printer connects to the computer with a universal serial bus (USB) cable. For instructions about connecting the printer with a USB cable, see the setup poster that came with the printer.
HP Deskjet 3840 series printer User's Guide 6 Printing photos Select the type of photograph that you want to print: Large photo with a white border Small photo with a white Small borderless photo border Enhancing your photos Learn how to enhance your photographs by using the printer photo printing features. 6.1 Enhancing your photos The printer software offers several features to make printing digital photos easier and improve photo quality: • Use the HP digital photography options to touch up photos.
HP Deskjet 3840 series printer User's Guide 3. Click the Digital Photo tab. Using the digital photography options 1. Options Menu: Select from the following options: • Red eye removal: Click On to remove or reduce red-eye in the photograph. • Digital flash: Adjust the exposure in dark areas of photos to bring out detail. Click Auto to allow the printer driver to automatically balance lightness and darkness. • Contrast enhancement: Adjust the contrast to your preference.
HP Deskjet 3840 series printer User's Guide 6.3 Maximum dpi The Maximum dpi print quality setting offers 4800 x 1200 optimized dpi printing. The 4800 x 1200 optimized dpi print mode is the highest quality resolution for this printer. When 4800 x 1200 optimized dpi is selected in the printer driver, the tri-color print cartridge prints in the 4800 x 1200 optimized dpi mode (up to 4800 x 1200 optimized dpi color and 1200-input dpi). Follow these steps to print in the 4800 x 1200 optimized dpi mode: 1.
HP Deskjet 3840 series printer User's Guide The photo print cartridge can be purchased separately if it is not included with your product. Installing the photo print cartridge To install the photo print cartridge, remove the black print cartridge from the printer, and then install the photo print cartridge in the compartment on the right of the print cartridge cradle. For more information, see the print cartridge installation page.
HP Deskjet 3840 series printer User's Guide Follow these steps to set color options: 1. Open the Print dialog box. 2. Select the Paper Type/Quality panel. 3. Verify that ColorSmart/sRGB is selected in the Color drop-down list. 4. Click the Color Options tab. 5. Adjust the Saturation, Brightness, and Color Tone to affect how overall colors are printed. 6. Select any other print settings that you want, and then click Print. 6.
HP Deskjet 3840 series printer User's Guide Printing a color photo in black and white Follow these steps to print a color photo in black and white: 1. Open the Print dialog box. 2. Select the Paper Type/Quality panel. 3. In the Color drop-down list, click Grayscale. 4. Select any other print settings that you want, and then click Print. 6.7 Storing and handling photo paper Follow these instructions to maintain the quality of your HP brand photo paper.
HP Deskjet 3840 series printer User's Guide Handling • Always hold photo paper by its edges. Fingerprints on photo paper can reduce print quality. • Verify that the photo paper is not curled. If the photo paper is curled, place the paper in a plastic bag and gently bend it the opposite direction of the curl until the paper lies flat. If the problem persists, use photo paper that is not curled. 6.
HP Deskjet 3840 series printer User's Guide Preparing to print 1. Raise the printer cover. 2. Slide the paper guide to the left. 3. Raise the Out tray. 4. Place the photo paper with the side to be printed on facing down and the short edge pointing towards the printer, in the right side of the tray. If you are using a photo paper that has a tear-off tab, verify that the tab is pointing away from the printer in the In tray. Push the paper into the printer until the paper stops. 5. Lower the Out tray. 6.
HP Deskjet 3840 series printer User's Guide When you print on 4 x 6 inch photo paper without tear-off tabs, the printout is borderless on three sides and has a border on the bottom. 6.10 Small photos with a white border Guidelines • For high-quality results, use a photo print cartridge in combination with the tricolor print cartridge. • For maximum fade resistance, use HP Premium Plus Photo Paper and install a photo print cartridge in the printer.
HP Deskjet 3840 series printer User's Guide Preparing to print 1. Raise the printer cover. 2. Slide the paper guide to the left. 3. Raise the Out tray. 4. Place the photo paper, with the side to be printed on facing down and the short edge pointing towards the printer, in the right side of the In tray. Push the paper into the printer until the paper stops. 5. Lower the Out tray. 6. Slide the paper guide firmly against the edge of the paper. 7. Lower the printer cover. Printing 1.
HP Deskjet 3840 series printer User's Guide 6.11 Large photos with a white border Guidelines • For high-quality results, use a photo print cartridge in combination with the tricolor print cartridge. • For maximum fade resistance, use HP Premium Plus Photo Paper and install a photo print cartridge in the printer. • To learn how to use the photo printing features, see the photo enhancing page. • Use HP Everyday Photo Paper, Semi-gloss to save money and ink when printing photos.
HP Deskjet 3840 series printer User's Guide • Orientation: The appropriate orientation 2. Click OK. 3. Open the Print dialog box. 4. Select the Paper Type/Quality panel, and then select the following settings: • Paper Type: Select Photo paper, and then click the appropriate photo paper type. • Print Quality: Best or Maximum dpi. 5. If you want to use them, set the HP digital photography options. 6. Select any other print settings that you want, and then click Print.
HP Deskjet 3840 series printer User's Guide 7 Printing other documents E-mail Letters Documents Envelopes Brochures Greeting cards Transparencies Labels Index cards Iron-on Transfers Printing tips Minimize your cost and effort while maximizing the quality of your printouts using these printing tips. Printer software Learn about the printer software. 7.1 E-mail Guidelines Do not exceed the In-tray capacity: Up to 100 sheets. Preparing to print 1. Raise the printer cover. 2.
HP Deskjet 3840 series printer User's Guide 4. Place paper with the side to be printed on facing down in the In tray, and then push the paper into the printer until it stops. 5. Lower the Out tray. 6. Slide the paper guide firmly against the edge of the paper. 7. Lower the printer cover. Printing 1. If necessary, open the Page Setup dialog box and set the paper size and orientation options. 2. Open the Print dialog box. 3.
HP Deskjet 3840 series printer User's Guide 4. Place the paper with the side to be printed on facing down in the In tray, and then push the paper into the printer until it stops. Note: If you are using letterhead, verify that letterhead is facing down and towards the interior of the printer. 5. Lower the Out tray. 6. Slide the paper guide firmly against the edge of the paper. 7. Lower the printer cover. Printing 1.
HP Deskjet 3840 series printer User's Guide 3. Raise the Out tray. 4. Place the paper with the side to be printed on facing down in the In tray, and then push the paper into the printer until it stops. 5. Lower the Out tray. 6. Slide the paper guide firmly against the edge of the paper. 7. Lower the printer cover. Printing 1. If necessary, open the Page Setup dialog box and set the paper size and orientation options. 2. Open the Print dialog box. 3.
HP Deskjet 3840 series printer User's Guide Preparing to print 1. Raise the printer cover. 2. Slide the paper guide to the left. 3. Raise the Out tray. 4. Place the envelopes, with the side to be printed on facing down and the flap to the left, in the In tray and to the right. Push the envelopes into the printer until they stop. 5. Lower the Out tray. 6. Slide the paper guide firmly against the edge of the envelopes. 7. Lower the printer cover. Printing 1.
HP Deskjet 3840 series printer User's Guide Preparing to print 1. Raise the printer cover. 2. Slide the paper width guide to the left. 3. Raise the Out tray. 4. Place brochure paper with the side to be printed on facing down in the In tray, and then push the paper into the printer until it stops. 5. Lower the Out tray. 6. Slide the paper guide firmly against the edge of the paper. 7. Lower the printer cover. Printing 1.
HP Deskjet 3840 series printer User's Guide Preparing to print 1. Raise the printer cover. 2. Slide the paper guide to the left. 3. Raise the Out tray. 4. Fan the edges of the greeting cards to separate them, and then align the edges. 5. Place the greeting cards with the side to be printed on facing down in the In tray, and then push the cards into the printer until they stop. 6. Lower the Out tray. 7. Slide the paper guide firmly against the edge of the cards. 8. Lower the printer cover. Printing 1.
HP Deskjet 3840 series printer User's Guide Preparing to print 1. Raise the printer cover. 2. Slide the paper guide to the left. 3. Raise the Out tray. 4. Place the transparencies with the side to be printed on facing down, and the adhesive strip facing up and toward the printer, in the In tray. 5. Carefully push the transparencies into the printer until they stop so that none of the adhesive strips catch on one another. 6. Lower the Out tray. 7.
HP Deskjet 3840 series printer User's Guide • Verify that the labels are not sticky, wrinkled, or pulling away from the protective backing. • Do not exceed the In-tray capacity: Up to 20 sheets of labels (use only lettersize or A4-size sheets). Preparing to print 1. Raise the printer cover. 2. Slide the paper guide to the left. 3. Raise the Out tray. 4. Fan the edges of the label sheets to separate them, and then align the edges. 5.
HP Deskjet 3840 series printer User's Guide 7.9 Index cards and other small media Guidelines • Use only cards and small media that meet the printer's paper-size specifications. For specifications, see the reference guide that came with the printer. • Do not exceed the In-tray capacity: Up to 30 cards. Preparing to print 1. Raise the printer cover. 2. Slide the paper guide to the left. 3. Raise the Out tray. 4.
HP Deskjet 3840 series printer User's Guide 4. Select any other print settings that you want, and then click Print. 7.10 Iron-on transfers Guidelines • Use HP Iron-on Transfers for great results. • Do not exceed the In-tray capacity: Up to 20 transfer papers. Preparing to print 1. Raise the printer cover. 2. Slide the paper guide to the left. 3. Raise the Out tray. 4.
HP Deskjet 3840 series printer User's Guide 4. Select any other print settings that you want, and then click Print.
HP Deskjet 3840 series printer User's Guide 8 Printing tips Save time • Print in reverse page order. • Print collated copies. Save money • Print multiple pages on a single sheet of paper. • Use HP Everyday Photo Paper, Semi-gloss to save money and ink when printing photos. Enhance the quality of printouts • Select the correct paper type. • Select the correct print quality. • Resize the document as needed. 8.
HP Deskjet 3840 series printer User's Guide • Clear the Reverse Page Order check box to print the last page of the document last. 4. Select any other print settings that you want, and then click Print. Note: The reverse page order feature is only available in Mac OS X 10.3 and later. 8.2 Printing collated copies If you are printing several copies of a document at one time, use collation so that you do not have to re-arrange the copies after printing.
HP Deskjet 3840 series printer User's Guide Follow these steps to print multiple pages on a single sheet of paper: 1. Open the Print dialog box. 2. Select the Layout panel. 3. In the Pages per Sheet menu, select the number of pages that you want to appear on each sheet of paper. 4. For Layout Direction, select the option for how you want the multiple pages arranged on a single sheet of paper. 5.
HP Deskjet 3840 series printer User's Guide 3. In the Paper Type drop-down list, click the appropriate paper type. 4. Select any other print settings that you want, and then click Print. 8.5 Selecting a print quality Follow these steps to select a print quality from the printer software: 1. Open the Print dialog box. 2. Select the Paper Type/Quality panel.
HP Deskjet 3840 series printer User's Guide 3. Select one of the following from the Quality drop-down list: • FastDraft: prints at the fastest printing speed. • Fast Normal: prints more quickly than the Normal mode and at a higher print quality than FastDraft. • Normal: provides the best balance between print quality and speed. This is the appropriate setting for most documents. • Best: provides high-quality printing.
HP Deskjet 3840 series printer User's Guide 2. In the Scale box, type the percentage by which you want to shrink or enlarge the document. • Type a number from 25 to 99 to reduce a document image. • Type a number from 101 to 400 to enlarge a document image. 3. Click OK, and then print the document.
HP Deskjet 3840 series printer User's Guide 9 Printer software • Print settings • Page Setup dialog box • Print dialog box • Managing the printer (Mac OS X 10.3 and later) • Managing the printer (Mac OS X 10.2 and earlier) • Viewing and changing the status of a print job (Mac OS X 10.3 and later) • Viewing and changing the status of a print job (Mac OS X 10.2 and earlier) 9.1 Print settings The printer is controlled by software that is installed on your computer.
HP Deskjet 3840 series printer User's Guide • Set the paper size for a document. • Resize a document. • Specify the document orientation. 9.3 Print dialog box Use the Print dialog box to modify print settings for the document that you are printing. The options that appear depend on the panel that you selected. To use the Print dialog box, open the document that you want to print, click File, and then click Print. 1. Printer: Select the printer. 2. Presets: Select a group of saved print options.
HP Deskjet 3840 series printer User's Guide 3. Panel Menu: Toggle among print setting panels, an application-specific panel, and a summary of print settings for the document. 4. ?: Open MacHelp. 5. Preview: View an online preview of the printed document. 6. Save as PDF: Save a copy of the document in Adobe PDF format. 7. Fax: Click to send the document as a fax. Note: The Fax option is available in Mac OS X 10.3 and later only. 8. Cancel: Close the Print dialog box without printing the document. 9.
HP Deskjet 3840 series printer User's Guide 3. Click the Set Up Printers button. Printer List appears. Adding a printer Follow these steps to add a printer to your computer: 1. Open Printer List. 2. Click Add. The Add Printer List dialog box appears.
HP Deskjet 3840 series printer User's Guide 3. Select USB. 4. Select the printer name from the printer list. 5. Click Add. Setting a default printer Follow these steps to set the printer as the computer's default printer: 1. Open Printer List. 2. Click the printer name. 3. Select the printer, and then click Make Default. Deleting a printer Follow these steps to delete a printer from your computer: 1. Open Printer List. 2. Select the printer that you want to delete. 3. Click Delete. 9.
HP Deskjet 3840 series printer User's Guide • Deleting a printer Adding a printer Follow these steps to add a printer to your computer: 1. In Finder, click Applications, then click Utilities, and then double-click Print Center. 2. Click Add. The Add Printer List dialog box appears.
HP Deskjet 3840 series printer User's Guide 3. Select USB from the menu. 4. Select the printer name from the printer list. 5. Click Add. Setting a default printer Follow these steps to set the printer as the computer's default printer: 1. In Finder, click Applications, then click Utilities, and then double-click Print Center. 2. Click the printer name. 3. Select the printer, and then click Make Default. The printer name appears in bold text to indicate that it is the default printer.
HP Deskjet 3840 series printer User's Guide Click a print job to select it, and then use the buttons to manage the print job as appropriate: • Delete: Cancels the selected print job • Hold: Pauses the selected print job • Resume: Restarts a paused print job • Stop Jobs: Pauses all print jobs in the print queue 9.7 Viewing and changing the status of a print job (Mac OS X 10.2 and earlier) When printing a document, use Print Center to see the status of the document as it is printing.
HP Deskjet 3840 series printer User's Guide 3. Click a print job to select it.
HP Deskjet 3840 series printer User's Guide 10 Maintenance • Installing print cartridges • Aligning print cartridges • Calibrating color • Automatically cleaning print cartridges • Manually cleaning print cartridges • Printing a test page • View estimated ink levels • Removing ink from skin and clothing • Maintaining print cartridges • Using the HP Inkjet Toolbox 10.1 Installing print cartridges Print cartridges For printing most documents, use the tri-color print cartridge and the black print cartridge.
HP Deskjet 3840 series printer User's Guide 1. Selection number label • Printer documentation: For a list of print cartridge selection numbers, see the reference guide that came with the printer. • HP Inkjet Toolbox: Open the HP Inkjet Toolbox, and then select the Supplies panel. If a print cartridge runs out of ink, the printer can operate in the ink-backup mode. For information about installing a print cartridge, see the print cartridge installation page.
HP Deskjet 3840 series printer User's Guide 1. Press the Power button. 2. Lift the printer cover. 3. Push down on the print cartridge. 4. Slide the print cartridge out of the cradle. 4. Remove the replacement print cartridge from its packaging and carefully remove the plastic tape. Hold the print cartridge so that the copper strip is on the bottom and facing toward the printer. 1. Remove plastic tape. Caution: Do not touch the print cartridge ink nozzles or copper contacts.
HP Deskjet 3840 series printer User's Guide 1. Ink nozzles 2. Copper contacts 5. Slide the print cartridge firmly into the cradle at a slight upward angle until you feel resistance. 6. Push the cartridge into the cradle. You hear a snap when the print cartridge is correctly positioned. 7. Close the printer cover. 8. Calibrate the printer by aligning the print cartridges for optimum print quality. For information about storing print cartridges, see the print cartridge storage page.
HP Deskjet 3840 series printer User's Guide 10.2 Aligning print cartridges After installing a print cartridge, align the print cartridges to ensure the best print quality. To calibrate the print cartridges: 1. Load letter-size or A4-size plain white paper in the In tray. 2. Open the HP Inkjet Toolbox. 3. Select the Calibrate panel. 4. Click the Align button, and then follow the onscreen instructions. 10.
HP Deskjet 3840 series printer User's Guide 10.5 Manually cleaning print cartridges If the printer is used in a dusty environment, a small amount of debris might accumulate inside the case. This debris can include dust, hair, or carpet or clothing fibers. When debris gets on the print cartridges and cradle, ink streaks and smudges might appear on printed pages. Ink streaking is easily corrected by manually cleaning the cartridges and cradle.
HP Deskjet 3840 series printer User's Guide 2. Wipe the face and edges of the first print cartridge with the cotton swab. Caution: Do not wipe the nozzle plate. Touching the ink nozzles will result in clogs, ink failure, and bad electrical connections. 1. Nozzle plate 2. Face and edges of print cartridge 3. Inspect the face and edges of the print cartridge for fibers. Repeat steps 1 and 2 if fibers are still present. 4. Repeat steps 1 through 3 for the second cartridge. 5.
HP Deskjet 3840 series printer User's Guide 7. Connect the power cord to the back of the printer. 8. Print a test page. 9. Repeat the cleaning procedure if ink streaks continue to appear on printed pages. 10.6 Printing a test page Follow these steps to print a test page: 1. Open the HP Inkjet Toolbox. 2. Select the Test panel. 3. Click the Print a test page button, and then follow the onscreen instructions. 10.
HP Deskjet 3840 series printer User's Guide • Do not remove the plastic tape covering the ink nozzles until you are ready to install the print cartridge in the printer. If the plastic tape has been removed from the print cartridge, do not attempt to reattach it. Reattaching the tape damages the print cartridge. Storing print cartridges When print cartridges are removed from the printer, store them in a print cartridge protector or an airtight plastic container.
HP Deskjet 3840 series printer User's Guide 10.10 Using the HP Inkjet Toolbox The HP Inkjet Toolbox contains tools to calibrate the printer, clean the print cartridges, print a test page, and find Web site support information. Displaying the HP Inkjet Toolbox Mac OS X (version 10.1.x) 1. Double-click the OS X HD icon on the desktop. 2. Double-click Applications, and then double-click Utilities. 3. Double-click HP Printer Selector. 4. Select the printer, and then click Utilities.
HP Deskjet 3840 series printer User's Guide HP Inkjet Toolbox panels Select the appropriate panel to view HP Inkjet Toolbox options: • WOW!: Prints a sample page to view the output quality of the printer. • Test: Prints a test page to confirm communication with printer. • Clean: Cleans the print cartridges. • Ink Level: Provides estimated ink levels. • Calibrate: Calibrates the print cartridges. • Calibrate Color: Adjusts color to correct problems with tint.
HP Deskjet 3840 series printer User's Guide 11 Troubleshooting • Printer is not printing • Paper jam • Paper problems • Print quality is poor • Document is misprinted • Photos are not printing correctly • Borderless printing problems • Error messages • Printer lights are on or flashing • Document prints slowly • If you continue to have problems 11.1 Printer is not printing Verify the following conditions • Printer is connected to the power source. • Cable connections are secure. • Printer is turned on.
HP Deskjet 3840 series printer User's Guide 2. Wait approximately 10 seconds. 3. Reconnect the power cord. 4. Press the Power button to turn on the printer. If the printer still does not turn on, try the following solutions: • Plug the printer into a different electrical outlet. • Plug the printer directly into an electrical outlet rather than into a surge protector. If the printer still does not print Select the topic below that best describes the problem: • Paper jam • Out-of-paper message 11.
HP Deskjet 3840 series printer User's Guide 7. Reload paper in the In tray. 8. Reconnect the power cord and USB cable. 9. Press the Power button to turn on the printer. 10. Reprint the document. 11.3 Paper problems Printer prints on multiple sheets at once Paper weight The printer might print on multiple sheets of paper at once if the paper is under the recommended paper weight. Use paper that meets the recommended paper weight.
HP Deskjet 3840 series printer User's Guide 11.4 Print quality is poor Streaks and missing lines If your printed pages are missing lines or dots, or if streaks appear, the print cartridges might be low on ink or might need to be cleaned. Print is faded • Verify that neither of the print cartridges is low on ink. If a print cartridge is low on ink, consider replacing the print cartridge when the print quality lessens. If the print cartridge is not low on ink, clean the print cartridge.
HP Deskjet 3840 series printer User's Guide 11.5 Document is misprinted Text and images are misaligned If the text and images on your printouts are misaligned, then align the print cartridges. Document is printed off-center or at an angle 1. Verify that only one type of paper is placed in the In tray, and that the paper has been placed in the In tray correctly. 2. Verify that the paper guide fits firmly against the edge of the paper. 3. Reprint the document. Envelope is printed at an angle 1.
HP Deskjet 3840 series printer User's Guide 11.6 Photos are not printing correctly Check the paper tray 1. Place the photo paper in the In tray with the side to be printed on facing down. 2. Slide the paper forward until it stops. 3. Slide the paper guide firmly against the edge of the paper. Check the printer settings 1. Open the Page Setup dialog box and verify the following settings: Panel Page Attributes Setting Paper Size: The appropriate paper size Orientation: The appropriate orientation 2.
HP Deskjet 3840 series printer User's Guide 11.7 Borderless printing problems Guidelines When printing borderless printouts, follow these guidelines: • Open the file in a software application and assign the image size. Ensure that the size corresponds to the paper size on which you want to print the image. • Verify that the paper size that is specified in the Page Setup dialog box matches the size of the paper that is loaded in the paper tray.
HP Deskjet 3840 series printer User's Guide Fading occurs near the edges of a printout Install a photo print cartridge in the printer. Streaks appear in a light portion of a printout Install a photo print cartridge in the printer. Image is printed at an angle Follow these steps if the image is printed at an angle: 1. Remove all paper from the paper tray.
HP Deskjet 3840 series printer User's Guide 2. Load the photo paper correctly in the paper tray. 3. Verify that the paper guide fits firmly against the edge of the paper. Printout has an unwanted border The following conditions can create an unwanted border. For small photo paper If the printout has an unwanted border, then try the following solutions: • Align the print cartridges. • Verify that the software application you are using supports borderless printing.
HP Deskjet 3840 series printer User's Guide 11.8 Power light is flashing • If the Power light is on, the printer is either printing or ready to print. • If the Power light is off, the printer is off. • If the Power light is flashing, see the following information. 1. Power light What the flashing light means The Power light can flash for several reasons: • The printer cover is open. • The printer is out of paper.
HP Deskjet 3840 series printer User's Guide 11.9 Document prints slowly Several variables can slow the printer's performance. Multiple software applications are open The computer does not have sufficient resources for the printer to print at its optimum speed. To increase printer speed, close all unnecessary software programs when printing. Complex documents, graphics, or photographs are printing Documents containing graphics or photographs print slower than text documents.
HP Deskjet 3840 series printer User's Guide Out of paper message Follow the appropriate steps for the condition that exists. If the In tray is loaded 1. Verify the following: • A sufficient amount of paper is loaded in the paper tray (at least ten sheets). • The In tray is not overly full. • The paper stack is touching the back of the In tray. 2. Slide the paper guide so that it fits firmly against the edge of the paper. If the In tray is empty 1. Load paper in the In tray. 2.
HP Deskjet 3840 series printer User's Guide 12 Specifications • Printer specifications • Environmental statement • Print cartridge recovery 12.1 Printer specifications See the reference guide that came with your printer for complete printer specifications, including the following information: • Types, sizes, and weights of paper and other printing media that can be used with your printer • Print speeds and resolutions • Power requirements 12.
HP Deskjet 3840 series printer User's Guide Plastic parts: All major plastics and plastic parts are marked according to international standards. All plastic parts used in the printer housing and chassis are technically recyclable and all use a single polymer. Product longevity: To ensure the longevity of your HP Deskjet printer, HP provides the following: • Extended warranty: Details can be found in the reference guide that came with your printer.
HP Deskjet 3840 series printer User's Guide Returned cartridges are separated for purification into raw materials for use in other industries to manufacture new products. Examples of products made from recycled HP print cartridge materials include automobile parts, trays used in microchip fabrication processes, copper wire, steel plates, and the precious materials used in electronics. Depending on the model, HP is able to recycle up to 65% of the print cartridge by weight.
HP Deskjet 3840 series printer User's Guide 13 Supplies • Paper • USB cables • Print cartridges Note: The availability of supplies and accessories varies by country/region. 13.1 Paper supplies This list is subject to change. For an updated list, go to HP customer support at www.hp.com/support. Note: The availability of supplies varies by country/region.
HP Deskjet 3840 series printer User's Guide HP Tri-Fold Brochure Paper, Matte Q5543A Letter, 100 sheets HP Premium Inkjet Transparency Film C3828A Letter, 20 sheets C3834A Letter, 50 sheets C3832A A4, 20 sheets C3835A A4, 50 sheets HP Premium Plus Photo Paper, Glossy Q2502A 4x6 in, 60 sheets (U.S.) Q2502AC 4x6 in, 60 sheets (Canada) Q2503A 10x15 cm, 20 sheets (Europe) Q2504A 10x15 cm, 20 sheets (Asia Pacific) C6831A Letter, 20 sheets (U.S.) Q1785A Letter, 50 sheets (U.S.) Q5493A Letter, 100 sheets (U.S.
HP Deskjet 3840 series printer User's Guide Q1935A 10x15 cm, 20 sheets (Japan) HP Premium Plus Photo Paper, Matte Q2506A 4x6 in, 60 sheets (U.S.) Q2507A 10x15 cm, 20 sheets (Europe) Q2508A 10x15 cm, 60 sheets (Europe) C6950A Letter 20 sheets (U.S.) Q5450A Letter, 50 sheets (U.S.
HP Deskjet 3840 series printer User's Guide Q5494A Letter, 100 sheets (U.S.) Q5447A Letter, 120 sheets (U.S.) C6039AC Letter, 15 sheets (Canada) C6979AC Letter, 50 sheets (Canada) Q2519A A4, 20 sheets (Europe) C7040A A4, 50 sheets (Europe) HP Premium Photo Paper, Glossy (with tear-off tab) Q1988A 4x6 in, 20 sheets (U.S.) Q1989A 4x6 in, 60 sheets (U.S.) Q1990A 4x6 in, 100 sheets (U.S.
HP Deskjet 3840 series printer User's Guide HP Everyday Photo Paper, Semi-gloss (with tear-off tab) Q5440A 4x6 in, 100 sheets (U.S.) Q5440AC 4x6 in, 100 sheets (Canada) Q5441A 10x15 cm, 100 sheets (Europe) Q5442A 10x15 cm, 100 sheets (Asia Pacific) HP Everyday Photo Paper, Semi-gloss Q5498A Letter, 25 sheets (U.S.) Q2509A Letter, 100 sheets (U.S.
HP Deskjet 3840 series printer User's Guide HP Textured Greeting Cards, Ivory, Half-Fold C6828A 20 sheets HP Textured Greeting Cards, Cream, Half-Fold C6829A 20 sheets HP Textured Greeting Cards, White, Half-Fold C7019A 20 sheets HP Linen Greeting Cards, White, Half-Fold C1788A 20 sheets HP Linen Greeting Cards, Ivory, Half-Fold C1787A 20 sheets HP Iron-On Transfers (for white fabrics) C6049A Letter, 12 sheets (U.S.
HP Deskjet 3840 series printer User's Guide Index A acknowledgements aligning print cartridges B borderless photos border appears buttons Power Print Cancel C cleaning print cartridges manually collated copies color calibration color options contrast enhancement conventions D digital flash digital photographs E energy consumption environmental statement error messages I In tray index cards ink-backup mode 87
HP Deskjet 3840 series printer User's Guide ink, removing ink from skin and clothing L layout panel light flashing power M maintenance manually cleaning the print cartridges printer tools maximum dpi N notices O orientation Out tray P page order paper jam paper supplies paper trays In tray Out tray photo print cartridge photographs digital photos 4800 x 1200 optimized dpi printing black-and-white borderless photos color options enhancing 88
HP Deskjet 3840 series printer User's Guide large photos with a border maximum dpi small photos with a border storing photo paper photos, printing Power button Print Cancel button print cartridges aligning black print cartridge calibrating cleaning automatically cleaning manually maintaining photo print cartridge recovery recycling replacing storing tri-color print cartridge print quality print settings printer does not reflect new print settings does not turn on is not printing is slow prints blank pages
HP Deskjet 3840 series printer User's Guide index cards iron-on transfers labels letters multiple pages on single sheet photos selecting a paper type transparencies with one print cartridge R recycling print cartridges removing ink from skin and clothing replacing print cartridges resizing documents rotate 180 degrees S scaling settings sharpness SmartFocus smoothing special features specifications T terms troubleshooting blank pages print document is printed at an angle document is printed off-center e
HP Deskjet 3840 series printer User's Guide printer does not turn on printer is not printing printer is slow printer light is flashing printer prints on multiple sheets at once printout does not reflect new print settings streaks and missing lines text and images are misaligned U USB cable part number 91
